Danswer fails to respond. Search & Chat Tab both are broken ("/usr/local/lib/python3.11/site-packages/litellm/llms/ollama.py", line 380, in ollama_completion_stream raise OllamaError( litellm.llms.ollama.OllamaError: b'')

[MyCodeBits]

Initial Setup details:

• Running on Mac OS
• Main branch commit I am on is the latest as of Dec 11th'24: recognize updates #3397
• Running local llama3.1 model using ollama to which Danswer is connected:
  ollama run llama3.1

---

Issues:

Following the quickstart doc to run, below are the issues I am witnessing:

1. Search Tab:

Issue: AI Answer spins, is able to search some docs, but finally bails out without response.

Logs from Container danswer-stack-api_server-1 :

Error logs - Container - danswer-stack-api_server-1.md

Last Stack Trace seen in above log file:

2024-12-11 11:46:19 ERROR:    12/11/2024 07:46:19 PM               query_backend.py  283: Error in search answer streaming
2024-12-11 11:46:19 Traceback (most recent call last):
2024-12-11 11:46:19   File "/app/danswer/server/query_and_chat/query_backend.py", line 275, in stream_generator
2024-12-11 11:46:19     for packet in stream_search_answer(
2024-12-11 11:46:19   File "/app/danswer/utils/timing.py", line 70, in wrapped_func
2024-12-11 11:46:19     value = next(gen)
2024-12-11 11:46:19             ^^^^^^^^^
2024-12-11 11:46:19   File "/app/danswer/one_shot_answer/answer_question.py", line 368, in stream_search_answer
2024-12-11 11:46:19     for obj in objects:
2024-12-11 11:46:19   File "/app/danswer/one_shot_answer/answer_question.py", line 267, in stream_answer_objects
2024-12-11 11:46:19     for packet in cast(AnswerObjectIterator, answer.processed_streamed_output):
2024-12-11 11:46:19   File "/app/danswer/llm/answering/answer.py", line 281, in processed_streamed_output
2024-12-11 11:46:19     for processed_packet in self._get_response([llm_call]):
2024-12-11 11:46:19   File "/app/danswer/llm/answering/answer.py", line 186, in _get_response
2024-12-11 11:46:19     yield from self._handle_specified_tool_call(llm_calls, tool, tool_args)
2024-12-11 11:46:19   File "/app/danswer/llm/answering/answer.py", line 164, in _handle_specified_tool_call
2024-12-11 11:46:19     yield from self._get_response(llm_calls + [new_llm_call])
2024-12-11 11:46:19   File "/app/danswer/llm/answering/answer.py", line 245, in _get_response
2024-12-11 11:46:19     yield from response_handler_manager.handle_llm_response(stream)
2024-12-11 11:46:19   File "/app/danswer/llm/answering/llm_response_handler.py", line 69, in handle_llm_response
2024-12-11 11:46:19     for message in stream:
2024-12-11 11:46:19   File "/app/danswer/llm/chat_llm.py", line 459, in _stream_implementation
2024-12-11 11:46:19     for part in response:
2024-12-11 11:46:19   File "/usr/local/lib/python3.11/site-packages/litellm/llms/ollama.py", line 427, in ollama_completion_stream
2024-12-11 11:46:19     raise e
2024-12-11 11:46:19   File "/usr/local/lib/python3.11/site-packages/litellm/llms/ollama.py", line 380, in ollama_completion_stream
2024-12-11 11:46:19     raise OllamaError(
2024-12-11 11:46:19 litellm.llms.ollama.OllamaError: b''

2. Chat Tab:

Clicking on Summarize the Doc:

The following error is seen:

Stack Trace:

Traceback (most recent call last):
  File "/app/danswer/chat/process_message.py", line 644, in stream_chat_message_objects
    for packet in answer.processed_streamed_output:
  File "/app/danswer/llm/answering/answer.py", line 281, in processed_streamed_output
    for processed_packet in self._get_response([llm_call]):
  File "/app/danswer/llm/answering/answer.py", line 245, in _get_response
    yield from response_handler_manager.handle_llm_response(stream)
  File "/app/danswer/llm/answering/llm_response_handler.py", line 69, in handle_llm_response
    for message in stream:
  File "/app/danswer/llm/chat_llm.py", line 459, in _stream_implementation
    for part in response:
  File "/usr/local/lib/python3.11/site-packages/litellm/llms/ollama.py", line 427, in ollama_completion_stream
    raise e
  File "/usr/local/lib/python3.11/site-packages/litellm/llms/ollama.py", line 380, in ollama_completion_stream
    raise OllamaError(
litellm.llms.ollama.OllamaError: b''

---

Any inputs on how can i go pass the issue ?

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